Avoid unnecessary server roundtrips by applying a PageSpeed recommendation.
Tuning the optimization
This filter listens to the following setting:
pagespeed CssFlattenMaxBytes bytesThis is the maximum size in bytes of the flattened CSS; if flattening would result in CSS larger than this then flattening will be aborted and the CSS will be left unchanged.
flatten_css_imports parses linked and inlined CSS and flattens it by
@import rules with the contents of the imported
file, repeating the process recursively for each imported file.
It works on CSS found in
<style> blocks and